A dystopian-sounding new test threatens drivers with a ‘legal sleep limit’, but first we need to understand why a good night’s rest is impossible for some, says Barbara Speed, a Guardian Opinion deputy editor
Late nights, early starts, nightmares, anxiety, children … there are so many things that can cut into our shut-eye. When does that threaten our health – and what can we do about it?
Would you let your dog in your bed? Your children? Your partner? We set up cameras in nine bedrooms, taking a picture every 30 seconds for 12 hours, to tell the tale of a single night’s sleep